CA $221 Cheap Flights from Ontario (ONT) to Cincinnati (CVG)

View CA $221 flight on Sat, Oct. 4, 2025Opens in a new window

Popular airlines from Los Angeles - Ontario Intl. Airport (ONT) to Cincinnati-Northern Kentucky Int'l Airport (CVG)

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Cheap flights from Ontario (ONT) to Cincinnati (CVG)

Prices were available within the past 7 days and start at CA $221 for one-way flights and CA $464 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Aug. 30 - Tue, Sep. 9
ONT
Ontario
CVG
Cincinnati
CA $464 Roundtrip, found 4 days ago
CA $464
Roundtrip
found 4 days ago
Select Delta flight, departing Sat, Aug. 30 from Ontario to Cincinnati, returning Tue, Sep. 9, priced at CA $464 found 4 days ago
Delta
Sun, Aug. 31 - Thu, Sep. 4
ONT
Ontario
CVG
Cincinnati
CA $609 Roundtrip, found 4 days ago
CA $609
Roundtrip
found 4 days ago
Select Delta flight, departing Sun, Aug. 31 from Ontario to Cincinnati, returning Thu, Sep. 4, priced at CA $609 found 4 days ago
Delta
Wed, Sep. 3 - Thu, Sep. 4
ONT
Ontario
CVG
Cincinnati
CA $726 Roundtrip, found 4 days ago
CA $726
Roundtrip
found 4 days ago
Select Delta flight, departing Wed, Sep. 3 from Ontario to Cincinnati, returning Thu, Sep. 4, priced at CA $726 found 4 days ago

Find the cheapest month to fly from Ontario (ONT) to Cincinnati (CVG)

March is typically the cheapest month to fly

From CA $194 - CA $627 per traveller.

Graph displaying average flight prices per month

Flight from Ontario to Cincinnati (ONT - CVG) route information
Origin airport
Los Angeles - Ontario Intl.
Destination airport
Cincinnati - Northern Kentucky Intl.
Roundtrip price
CA $464
Distance
2959 km

Los Angeles to Florence Flights

The easy way to book your flights from Ontario to Cincinnati 

With Expedia, it’s simple to find and book flights to Cincinnati from Ontario whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Cincinnati - Northern Kentucky Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Ontario to Cincinnati today, tomorrow, or this week.  

 

Save dollars with cheap flights from Los Angeles - Ontario Intl., ONT to Cincinnati - Northern Kentucky Intl., CVG 

Sort your search results by price to find great deals on your flight from Ontario to Cincinnati—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Cincinnati from Ontario currently is just CA $464 rising to CA $726.  

Here are more money-saving tips: 

  • Fly in August when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Cincinnati  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Cincinnati from Ontario 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Cincinnati with Expedia today.

Frequently asked questions

How much is a flight from ONT to CVG?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip flight from ONT to Cincinnati - Northern Kentucky Intl. Airport (CVG) was CA $464. Cheap tickets don't last long, so make sure you book yours ASAP. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Los Angeles - Ontario Intl. Airport (ONT) to Cincinnati - Northern Kentucky Intl. Airport (CVG)?
The majority of flights can be cancelled online, but every airline has a different set of terms and conditions. If you do need to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from Los Angeles - Ontario Intl. Airport (ONT) to Cincinnati - Northern Kentucky Intl. Airport (CVG) that have flexible change policies?
Many carriers offer the option to reschedule your flight at no extra charge. All you pay is the cost difference between the two flights. When looking for Ontario Airport to CVG flights, you'll find a "No change fees" filter for you to pick.
How many hours is the flight from Ontario Airport to Cincinnati - Northern Kentucky Intl. Airport (CVG)?
Consider bringing your own on-board entertainment, as it takes an average of 5 hours and 23 minutes to arrive at Cincinnati - Northern Kentucky Intl. Airport (CVG) from ONT. A pair of noise-cancelling headphones will also be useful.
How far is the flight from ONT to CVG?
The flight distance between Ontario Airport and CVG is 3,000 kilometres. Bring along a snack, a drink and an interesting book to read. Keep yourself entertained and the time will fly by.
Which airlines fly direct from Los Angeles - Ontario Intl. Airport (ONT) to CVG Airport?
You won't find any airlines operating directly between Ontario Airport and CVG Airport, so be prepared to make at least one stop on your journey. A layover, whether short or long, can be a welcome way to break up a trip!
Are Ontario Airport to CVG flight tickets cheaper when they're purchased at the last minute?
Fares from Ontario Airport to CVG are available up to a year prior to departure on Expedia. And although you may nab great last-minute deal, it's never a sure thing. Also, booking your flights ahead of time means you'll have more choices — and you can avoid getting caught in the dreaded middle seat! We frequently update our fares to make sure you get the biggest bargains, so keep checking in for all the latest specials.

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Ontario nearby Airports

Los Angeles

Los Angeles Intl. to Cincinnati
CA $413.10
*Available to Expedia members.